time-frequency method 时频分析方法
time resolved frequency up-conversion method 时间分辨频率上转换方法
time frequency analysis method 时频分析方法
time-frequency analytic method 时频分析方法
time-frequency analysis method 时频分析法
time-frequency reassignment method 时频重排
double time frequency measuring method 时频测量法
The processing result notes that the method of time frequency analysis may improve stability and liability of extracting Rayleigh wave velocity.
处理结果表明，应用时频分析方法可以提高瑞雷波速提取的稳定性和可靠性。
Time-frequency analysis method has been applied in many fields, and it acquires a great of achievements.
时频分析方法已经在许多领域得到了应用，而且都取得了良好的效果。
Time frequency analysis method is used to analyze the time domain and frequency domain of seismic waves at the same time according to the principle of wavelet transformation.
时频分析方法是利用小波变换原理，从地震波的时间域和频率域同时对其作出分析。
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